BU508AFI
TRANS NPN 700V 8A ISOWATT-218FXManufacturer: STMicroelectronics
Categories: Single Bipolar Transistors
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STMicroelectronics BU508AFI is a high-voltage NPN bipolar junction transistor (BJT) designed for demanding power switching applications. This component features a 700V collector-emitter breakdown voltage and a continuous collector current capability of 8A, with a maximum power dissipation of 50W. The BU508AFI exhibits a transition frequency of 7MHz, making it suitable for various high-frequency power conversion circuits. Its ISOWATT-218FX package provides efficient thermal management for through-hole mounting. Applications for this device include power supplies, lighting ballasts, and general-purpose high-voltage switching. The BU508AFI is supplied in tubes.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | ISOWATT-218-3 |
| Mounting Type | Through Hole |
| Transistor Type | NPN |
| Operating Temperature | 150°C (TJ) |
| Vce Saturation (Max) @ Ib, Ic | 1V @ 2A, 4.5A |
| Current - Collector Cutoff (Max) | 1mA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | - |
| Frequency - Transition | 7MHz |
| Supplier Device Package | ISOWATT-218FX |
| Current - Collector (Ic) (Max) | 8 A |
| Voltage - Collector Emitter Breakdown (Max) | 700 V |
| Power - Max | 50 W |
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